1. Garmin Montana 650
Physical & Performance:
Unit dimensions,
WxHxD:
2.9" x 5.7" x 1.4" (7.48 x 14.42 x 3.64 cm)
Display size, WxH: 2"W x 3.5"H (5.06 x 8.93 cm); 4" diag (10.2 cm)
Display resolution, WxH: 272 x 480 pixels
Display type: bright, transflective 65k color TFT, dual‐orientation touchscreen; sunlight readable
Weight:
10.2 oz (289 g) with included lithium‐ion battery pack; 11.7 oz (333 g) with 3 AA batteries (not
included)
Battery: rechargeable lithium‐ion (included) or 3 AA batteries (not included); NiMH or Lithium recommended
Battery life: up to 16 hours (lithium‐ion); up to 22 hours (AA batteries)
Waterproof: yes (IPX7)
Floats: no
High‐sensitivity receiver: yes
Interface: high‐speed USB and NMEA 0183 compatible
Maps & Memory:
Basemap: yes
Preloaded maps: no
Ability to add maps: yes

2. Built‐in memory: 3.0 GB
Accepts data cards: microSD™ card (not included)
Waypoints/favorites/locations: 4000
Routes: 200
Track log: 10,000 points, 200 saved tracks
Features & Benefits:
Automatic routing (turn by turn routing on roads): yes (with optional mapping for detailed roads)
Electronic compass: yes (tilt‐compensated, 3‐axis)
Touchscreen: yes
Barometric altimeter: yes
Camera:
yes (5 megapixel with autofocus; automatic
geo‐tagging)
Geocaching‐friendly: yes (paperless)
Custom maps compatible: yes
Photo navigation (navigate to geotagged photos): yes
Outdoor GPS games: no
Hunt/fish calendar: yes
Sun and moon information: yes
Tide tables: yes
Area calculation: yes
Custom POIs (ability to add additional points of interest): yes
Unit‐to‐unit transfer (shares data wirelessly with similar units): yes
Picture viewer: yes
Garmin Connect™ compatible (online community where you analyze,
categorize and share data):
yes